1820447720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:165

約数の個数: 384

約数和(自身を含む): 5616138240

約数和(自身を除く): 3795690520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 17, 20, 26, 28, 31, 34, 35, 40, 52, 56, 62, 65, 68, 70, 73, 85, 91, 104, 119, 124, 130, 136, 140, 146, 155, 169, 170, 182, 217, 221, 238, 248, 260, 280, 292, 310, 338, 340, 364, 365, 403, 434, 442, 455, 476, 511, 520, 527, 584, 595, 620, 676, 680, 728, 730, 806, 845, 868, 884, 910, 949, 952, 1022, 1054, 1085, 1105, 1183, 1190, 1240, 1241, 1352, 1460, 1547, 1612, 1690, 1736, 1768, 1820, 1898, 2015, 2044, 2108, 2170, 2210, 2263, 2366, 2380, 2482, 2555, 2635, 2821, 2873, 2920, 3094, 3224, 3380, 3640, 3689, 3796, 4030, 4088, 4216, 4340, 4420, 4526, 4732, 4745, 4760, 4964, 5110, 5239, 5270, 5642, 5746, 5915, 6188, 6205, 6643, 6760, 6851, 7378, 7592, 7735, 8060, 8680, 8687, 8840, 9052, 9464, 9490, 9928, 10220, 10478, 10540, 11284, 11315, 11492, 11830, 12337, 12376, 12410, 13286, 13702, 14105, 14365, 14756, 15470, 15841, 16120, 16133, 17374, 18104, 18445, 18980, 20111, 20440, 20956, 21080, 22568, 22630, 22984, 23660, 24674, 24820, 26195, 26572, 27404, 28210, 28730, 29419, 29512, 30940, 31682, 32266, 33215, 34255, 34748, 36673, 36890, 37960, 38471, 40222, 41912, 43435, 45260, 47320, 47957, 49348, 49640, 52390, 53144, 54808, 56420, 57460, 58838, 61685, 61880, 63364, 64532, 66430, 68510, 69496, 73346, 73780, 76942, 79205, 80444, 80665, 86359, 86870, 89063, 90520, 95914, 98696, 100555, 104780, 112840, 112931, 114920, 117676, 123370, 126728, 129064, 132860, 137020, 146692, 147095, 147560, 153884, 158410, 160888, 161330, 172718, 173740, 178126, 183365, 191828, 192355, 201110, 205933, 209560, 209729, 225862, 235352, 239785, 246740, 265720, 269297, 274040, 293384, 294190, 307768, 316820, 322660, 345436, 347480, 356252, 366730, 382447, 383656, 384710, 402220, 411866, 419458, 431795, 445315, 451724, 479570, 493480, 500123, 538594, 564655, 588380, 623441, 633640, 645320, 690872, 712504, 733460, 764894, 769420, 804440, 823732, 838916, 863590, 890630, 903448, 959140, 1000246, 1029665, 1048645, 1077188, 1129310, 1176760, 1246882, 1346485, 1466920, 1468103, 1529788, 1538840, 1647464, 1677832, 1727180, 1781260, 1912235, 1918280, 2000492, 2059330, 2097290, 2154376, 2258620, 2493764, 2500615, 2677129, 2692970, 2936206, 3059576, 3117205, 3454360, 3500861, 3562520, 3824470, 4000984, 4118660, 4194580, 4517240, 4987528, 5001230, 5354258, 5385940, 5872412, 6234410, 6501599, 7001722, 7340515, 7648940, 8237320, 8389160, 10002460, 10708516, 10771880, 11744824, 12468820, 13003198, 13385645, 14003444, 14681030, 15297880, 17504305, 20004920, 21417032, 24937640, 26006396, 26771290, 28006888, 29362060, 32507995, 35008610, 45511193, 52012792, 53542580, 58724120, 65015990, 70017220, 91022386, 107085160, 130031980, 140034440, 182044772, 227555965, 260063960, 364089544, 455111930, 910223860, 1820447720]

約数ペア:

[(1, 1820447720), (2, 910223860), (4, 455111930), (5, 364089544), (7, 260063960), (8, 227555965), (10, 182044772), (13, 140034440), (14, 130031980), (17, 107085160), (20, 91022386), (26, 70017220), (28, 65015990), (31, 58724120), (34, 53542580), (35, 52012792), (40, 45511193), (52, 35008610), (56, 32507995), (62, 29362060), (65, 28006888), (68, 26771290), (70, 26006396), (73, 24937640), (85, 21417032), (91, 20004920), (104, 17504305), (119, 15297880), (124, 14681030), (130, 14003444), (136, 13385645), (140, 13003198), (146, 12468820), (155, 11744824), (169, 10771880), (170, 10708516), (182, 10002460), (217, 8389160), (221, 8237320), (238, 7648940), (248, 7340515), (260, 7001722), (280, 6501599), (292, 6234410), (310, 5872412), (338, 5385940), (340, 5354258), (364, 5001230), (365, 4987528), (403, 4517240), (434, 4194580), (442, 4118660), (455, 4000984), (476, 3824470), (511, 3562520), (520, 3500861), (527, 3454360), (584, 3117205), (595, 3059576), (620, 2936206), (676, 2692970), (680, 2677129), (728, 2500615), (730, 2493764), (806, 2258620), (845, 2154376), (868, 2097290), (884, 2059330), (910, 2000492), (949, 1918280), (952, 1912235), (1022, 1781260), (1054, 1727180), (1085, 1677832), (1105, 1647464), (1183, 1538840), (1190, 1529788), (1240, 1468103), (1241, 1466920), (1352, 1346485), (1460, 1246882), (1547, 1176760), (1612, 1129310), (1690, 1077188), (1736, 1048645), (1768, 1029665), (1820, 1000246), (1898, 959140), (2015, 903448), (2044, 890630), (2108, 863590), (2170, 838916), (2210, 823732), (2263, 804440), (2366, 769420), (2380, 764894), (2482, 733460), (2555, 712504), (2635, 690872), (2821, 645320), (2873, 633640), (2920, 623441), (3094, 588380), (3224, 564655), (3380, 538594), (3640, 500123), (3689, 493480), (3796, 479570), (4030, 451724), (4088, 445315), (4216, 431795), (4340, 419458), (4420, 411866), (4526, 402220), (4732, 384710), (4745, 383656), (4760, 382447), (4964, 366730), (5110, 356252), (5239, 347480), (5270, 345436), (5642, 322660), (5746, 316820), (5915, 307768), (6188, 294190), (6205, 293384), (6643, 274040), (6760, 269297), (6851, 265720), (7378, 246740), (7592, 239785), (7735, 235352), (8060, 225862), (8680, 209729), (8687, 209560), (8840, 205933), (9052, 201110), (9464, 192355), (9490, 191828), (9928, 183365), (10220, 178126), (10478, 173740), (10540, 172718), (11284, 161330), (11315, 160888), (11492, 158410), (11830, 153884), (12337, 147560), (12376, 147095), (12410, 146692), (13286, 137020), (13702, 132860), (14105, 129064), (14365, 126728), (14756, 123370), (15470, 117676), (15841, 114920), (16120, 112931), (16133, 112840), (17374, 104780), (18104, 100555), (18445, 98696), (18980, 95914), (20111, 90520), (20440, 89063), (20956, 86870), (21080, 86359), (22568, 80665), (22630, 80444), (22984, 79205), (23660, 76942), (24674, 73780), (24820, 73346), (26195, 69496), (26572, 68510), (27404, 66430), (28210, 64532), (28730, 63364), (29419, 61880), (29512, 61685), (30940, 58838), (31682, 57460), (32266, 56420), (33215, 54808), (34255, 53144), (34748, 52390), (36673, 49640), (36890, 49348), (37960, 47957), (38471, 47320), (40222, 45260), (41912, 43435)]